Venture Capital Firms in Connecticut

Adaptation Ventures, founded in 2025, is a U.S.-based angel investor network dedicated to supporting early-stage startups that develop accessible technologies benefiting the global disability community. Recognizing the vast market potential and the underrepresentation of disability-focused innovations, the firm aims to bridge the funding gap in this sector. The firm typically invests a minimum of $250,000 in each company that passes its due diligence process. Adaptation Ventures is sector-agnostic, considering investments in both B2B and B2C startups that provide technology, services, or products for any part of the disability market and community. The group conducts quarterly virtual meetings where selected startups pitch to members, followed by a structured due diligence process. Co-founded by Brittany Palmer and Rich Palmer, both of whom have personal experiences with disabilities, Adaptation Ventures brings a unique perspective to the investment landscape. Brittany previously founded Beeyonder, a virtual travel startup for people with disabilities, while Rich co-founded Gravyty, an AI company for social good. Their combined experiences drive the firm's mission to unleash innovation in the world's largest overlooked market.

Cat Trail Capital is a single-family office established in 2004, dedicated to managing and growing the capital of the Dekker family. The firm operates as a private investment company, engaging in a diverse range of investment activities. Its strategy includes taking strategic positions in publicly traded securities, making placements with specialized fund managers, and actively managing a portfolio of real assets. Additionally, Cat Trail Capital occasionally invests in small private companies, demonstrating a flexible approach across various asset classes.The firm's origins trace back to the acquisition of Marcel Dekker, Inc. at the end of 2003. Marcel Dekker, Inc. was a prominent scientific, technological, and medical (STM) publishing company founded in 1964 by Marcel Dekker, the father of David and Russell Dekker. Following the sale of the publishing business, David Dekker founded Cat Trail Capital in 2004 to serve as a full-service investment boutique for the family's wealth.Cat Trail Capital's investment mandate is broad, encompassing both fund commitments and direct investments. The firm shows an appetite for private equity, real estate, venture capital, secondaries, private credit, and hedge funds. On the direct investment side, Cat Trail Capital targets venture capital opportunities at the seed stage, with investments potentially reaching up to $10 million, and private equity deals ranging from $10 million to $50 million. The firm also supports emerging managers and impact investments.The leadership team includes David Dekker, who serves as Managing Partner and founded the firm. Russell Dekker is a Partner and sits on the investment committee. Andrew Budinoff is the Director of Portfolio Management and Trading, responsible for developing and executing internal trading strategies, managing asset allocation models, and overseeing portfolio risk and performance analytics.

Dominion Capital Holdings LLC is a New York-based family office and investment firm established in 2011. The firm operates as a private entity, serving family clients and not accepting outside investors. It focuses on a diversified portfolio across various asset classes, including structured products, venture capital, real estate, private equity, and public capital markets. Through its affiliates, Ascent Partners and RD Advisors, Dominion Capital provides debt and preferred equity corporate investments to exchange-listed and pre-IPO issuers, primarily in North America, and offers competitive financing solutions for both residential and commercial real estate projects.Founded in June 2011 by Mikhail Gurevich, who serves as its Founder and Managing Partner, Dominion Capital specializes in structured finance. Prior to establishing Dominion Capital, Mr. Gurevich held leadership roles in the fintech and security sectors, including President and CTO of ZepInvest and CIO of ClickFacts, a company he co-founded. The firm's team comprises veterans and experts from diverse fields such as technology, cybersecurity, investment banking, proprietary trading, and legal compliance, reflecting a broad range of expertise that supports its varied investment strategies.Dominion Capital's investment interests span sectors such as clean technology, manufacturing, real estate, life sciences, healthcare, and blockchain. The firm targets early-stage companies, with investments ranging from seed rounds to Series A. Notable portfolio companies include InterCloud Systems, Scentbird, Vislink Technologies, Bitfarms, The Crown League, Triplemint, and VeloCom. These investments highlight the firm's engagement in technology, consumer services, and blockchain-related ventures.The firm's investment approach emphasizes supporting entrepreneurs who aim to create positive global change. While primarily focused on North America, including the United States and Canada, Dominion Capital also explores opportunities in other select markets. The firm maintains its main office in New York City, with affiliate offices located in Boston, Westport, Connecticut, and Miami, Florida, further extending its reach and operational capabilities across key regions.

First In Ventures is a venture capital firm founded in 2020, headquartered in Greenwhich, Connecticut. They are an early-stage biotech investment firm, providing seed capital, follow-on capital, and valuable industry experience at the intersection of genomics and data science. Our team focuses on early stage biotech companies with talented founders, where we can provide mentoring and business advice, in addition to seed stage capital. We are passionate about life sciences and willing to work with founders to do what is necessary to help them succeed. First In Ventures has partnered with one of the leading life sciences accelerators to provide early stage capital, (often first money in), as well as mentoring and management advice to founders in the life sciences field. They are willing and able to write the first check and help to create the company and structure from the ground up.. Beyond capital, First In Ventures provides strategic mentorship and business guidance to help founders navigate the complexities of the security technology landscape. Their team comprises founders, builders, and advisors with deep backgrounds in military service, cybersecurity, technology, and business development. This combination of operational experience and investment expertise enables First In to identify and accelerate innovative startups that address critical security challenges for both public and private sectors.

G Squared is a global venture capital firm specializing in growth-stage technology investments. Founded in 2011 and headquartered in Chicago, with offices in San Francisco, Zurich, and Miami, the firm focuses on providing both primary and secondary capital to dynamic private companies. G Squared's investment strategy addresses the evolving needs of venture-backed companies that remain private longer, offering liquidity solutions to early investors and employees while supporting ongoing growth. The firm's portfolio includes high-profile companies such as Airbnb, Spotify, Snapchat, and Twitter, reflecting its commitment to backing transformative businesses across various sectors. G Squared employs a unique combination of quantitative analysis and deep sector expertise to identify and invest in companies that leverage technology to improve lives and disrupt industries. Their approach encompasses investments in both primary funding rounds and the secondary market, acquiring existing shares from stakeholders seeking liquidity. With a concentrated portfolio and a track record of delivering strong returns, G Squared has established itself as a leading venture capital firm in the technology sector. The firm's strategic investments and hands-on support aim to drive value creation and long-term success for its portfolio companies. G Squared's commitment to innovation and adaptability positions it as a trusted partner for companies navigating the complexities of growth and market expansion.

LionHill Partners is an investment firm that focuses on making transformational investments in start-ups and assisting established companies in their growth. The firm's investment interests span a diverse range of sectors, including Manufacturing, Product Development, Intellectual Property, Brands, Real Estate, Entertainment, and Hospitality. They aim to provide strategic advice, access to capital, and facilitate connections through their extensive industry network.LionHill Partners' investment activities are built upon over two decades of experience in various industries. Co-founders David J. Beyda and Jeffrey J. Beyda bring a wealth of knowledge from their extensive careers, particularly at Town & Country Living. David Beyda led Town & Country's mass market strategy, significantly growing sales and expanding its customer base and international presence. Jeffrey Beyda initiated licensing strategies and built an in-house R&D group, contributing to numerous patents and product innovations.While specific portfolio companies are not explicitly detailed on their public website, LionHill Partners' investment strategy involves identifying opportunities for growth across their target sectors. Their real estate portfolio includes properties in various locations such as Brooklyn, NY; Miami, FL; Burlington, NC; Hartford, CT; Marietta, GA; Meadowlands, NJ; Philadelphia, PA; Long Branch, NJ; and Ridgewood, NY. The firm seeks to invest in passionate individuals and teams with the potential for significant achievements.The team at LionHill Partners comprises experienced professionals with diverse backgrounds. Rachel Barnett serves as Chief Financial Officer, bringing extensive financial and operational expertise in consumer products. Joseph D. Beyda, a Principal, has experience in real estate analysis, acquisition vetting, underwriting, and financial modeling from roles at JEMB Realty, Vornado Realty Trust, and Google. Gina Barnaba, Chief Product Officer, has over 17 years of experience in product development and design, including managing IP and being listed as an inventor on numerous patents. Joseph J. Beyda, a Market Research Analyst, has experience in small business debt financing and new client acquisition.

Oak HC/FT was founded in 2014 and is headquartered in Stamford, Connecticut, with an office in San Francisco. The firm specializes in venture capital and growth equity investments focused exclusively on healthcare and financial technology. With deep industry expertise and a founder‑partner mindset, Oak HC/FT backs transformational companies at every stage—from seed through later growth stages. Since inception, Oak HC/FT has raised approximately USD 5.3 billion across five dedicated funds. Its partners have executed over 46 realizations with 35 of its portfolio companies achieving valuations exceeding USD 1 billion. The firm supports over 85 portfolio companies through active collaboration and board‑level involvement, emphasizing support across go‑to‑market, product strategy, and operational scaling. Focused primarily on North America, Oak HC/FT invests in tech‑enabled businesses that drive systemic change within healthcare delivery, data analytics, payment infrastructure, and financial services platforms. The firm’s culture centers on high‑impact partnerships, leveraging a network of sector veterans to help founders accelerate growth and deliver measurable transformation.

Omaha Capital Management is a single family office established in 2019 and based in Westport, Connecticut. The firm's primary focus is on opportunistic investing and wealth preservation, employing a global investment strategy. They engage in a diverse range of asset classes, including private equity, venture capital, hedge funds, real estate, art & collectibles, operating companies, and direct investments across the capital structure.The firm seeks to identify and capitalize on various investment opportunities to generate returns and preserve wealth for its partners. Their approach is broad, encompassing multiple sectors and investment types, reflecting a flexible and opportunistic mandate.Omaha Capital Management's investment portfolio includes companies such as Drop-in Gaming, which operates in the entertainment software industry, Unifi (Data Platform), a business/productivity software company, and Shanghai Chemspec, a firm in the specialty chemicals sector. Their latest recorded investment was in Drop-in Gaming on February 1, 2021, as a seed round.While specific details about the founding story and individual team members' expertise are not publicly available, the firm's establishment in 2019 indicates a relatively recent entry into the investment landscape, with a clear focus on a diversified, global investment strategy from its Connecticut base.

Orbit Venture Partners LLC is a venture capital firm headquartered in Norwalk, Connecticut, with an additional office in Menlo Park, California. Founded in 2019, the firm specializes in investing in emerging and capital-efficient companies, bridging the gap between angel investing and later-stage venture capital. Orbit Venture Partners targets startups with innovative ideas, disruptive technologies, and scalable business models, primarily in the technology and internet sectors. The firm provides not only financial support but also strategic guidance and access to a broad network, helping portfolio companies navigate competitive markets and achieve long-term growth. The firm is known for its focus on early-stage investments and its ability to identify promising businesses with high growth potential. Their investment approach emphasizes operational excellence, rapid iteration, and close collaboration with founders. Orbit Venture Partners has a diverse portfolio, with investments spanning multiple funds and sectors. The firm is active in both the United States and select international markets, supporting startups at various stages of development. With a team of experienced professionals and a track record of successful investments, Orbit Venture Partners continues to be a key player in the venture capital ecosystem.

Paipal Ventures is a family office that operates as an investment firm, primarily focusing on early-stage, founder-centric companies with scalable ideas. The firm is notably sector-agnostic and geography-neutral, demonstrating a flexible investment approach across various industries and regions. They aim to provide transformative capital coupled with deep involvement, offering time, effort, insights, and expertise to help founders develop their ideas into viable businesses and achieve audacious results.Founded in 2016, Paipal Ventures emerged from a family of entrepreneurs, bringing a profound understanding of the risks and challenges associated with building a business. This background informs their investment philosophy, which begins with an unwavering belief in the founder's potential. The firm is based in Mysore, India, and its designated partners include Ajith Raghunath Pai, Brahmavar Raghunath Pai, and Rajesh Thonse Pai.The firm's diverse portfolio showcases its sector-agnostic strategy, with investments spanning numerous innovative companies. Notable portfolio companies operate in areas such as Natural Language Processing (AI/ML), FinTech/Crypto, Digital Media, Online Exchange/Marketplace, Cardiac & Neuro Devices, Data Visualisation/ConstructionTech, EdTech, AgTech, and CleanTech. Their investments are spread across various global locations, including the USA, UK, India, and Singapore, reflecting their geography-neutral stance.Paipal Ventures emphasizes a hands-on approach, working closely with startup teams to nurture their ideas. Their investment types primarily include early-stage rounds such as Pre-Seed, Seed, and Series A, with some involvement in later-stage venture capital. The firm's commitment extends beyond capital, aiming to be a strategic partner in the entrepreneurial journey.

Tamarack Global, founded in 2018 and based in Greenwich, Connecticut, is a venture capital firm focused on investing in early-stage deep-tech companies. The firm seeks exceptional founders and companies that are shaping the future through bold innovations in emerging and transformative markets. Tamarack Global’s investment philosophy centers on understanding the complex, interconnected digital and real economies and capitalizing on new technologies and business models as they evolve. The firm operates as a network of seasoned hedge fund managers, family offices, technologists, and entrepreneurs, leveraging unique insights into frontier markets such as electrification, space logistics, autonomy, data intelligence, and digital assets. Tamarack Global has a track record of seed investments that have attracted follow-on funding from top-tier venture capital firms like Andreessen Horowitz, Atomico, Tencent, and Fidelity. Tamarack Global’s portfolio includes companies like Avery, which is pioneering bioengineering on a chip, Dataminr, an AI-driven real-time data insights platform, and Impulse Space, which provides in-space logistics services. The firm emphasizes the importance of new tools and syndicates to bridge knowledge gaps between the real and digital economies, aiming to identify and capitalize on market opportunities created by rapid technological change.

Teamworthy Ventures is a venture capital firm founded in 2014, headquartered in Greenwich, Connecticut, with additional offices in New York and Nashville. The firm partners with exceptional entrepreneurial teams to build companies characterized by purpose, integrity, and enduring value. Teamworthy emphasizes long-term relationships, strategic mentorship, and operational support, going beyond capital to help founders scale their businesses. The firm invests flexibly across various stages, including pre-seed, seed, early, and growth-stage rounds, with a strong focus on software, software-enabled services, and technology-driven innovation. Their portfolio includes leading companies in sectors such as fintech, healthtech, edtech, AI, cybersecurity, and more. Teamworthy is known for its collaborative approach, leveraging data-driven insights and a proprietary scoring methodology to identify and support high-impact startups. Teamworthy Ventures is led by Managing Partner Thomas D. Lehrman, Partner Stephen Schmalhofer, and a diverse team of investment professionals and venture partners. The firm has made over 60 investments and continues to expand its network of portfolio companies and talent. Teamworthy’s mission is to be a worthy partner by fostering enduring relationships and driving lasting success for both entrepreneurs and investors.

Ten Eighty is a diversified private investment firm that operates as a royal collective of companies, providing flexible capital and deep operating expertise across various investment areas. The firm is structured around three primary focus areas: Ten Eighty Capital, Ten Eighty Trading, and Ten Eighty Land. Ten Eighty Capital is dedicated to incubating high-growth concepts and investing in private operating companies, alternative funds, and other investment vehicles, spanning from early-stage concepts to late-stage growth rounds and even full buyouts.The firm's approach is rooted in a contrarian and entrepreneurial spirit, seeking opportunities where others perceive risk. Ten Eighty aims to align its core values and operating experience with its partners' needs, striving for shared success among all stakeholders. The firm leverages generations of business-building experience across numerous economic sectors to catalyze growth through private investments and proprietary trading strategies, with a purposeful intent to create a positive impact on the world.Ten Eighty's portfolio reflects its diverse investment strategy, including companies like Loliware in specialty chemicals, and past investments in sectors such as aerospace and defense. Other notable investments have been in areas like construction, real estate, fitness, internet, software, e-commerce, and robotics. Recent investments include BENJI PAYS (Fintech), Chemenergy (Cleantech/Materials), Aham Housing Finance (Fintech/Real Estate), and Matrix Gas & Renewables (Energy/Cleantech).The Ten Eighty team brings a varied skillset from decades of industry experience, encompassing financial management, resort and hospitality operations, real estate development, media, sports and entertainment, technical trading, and private investments. Key team members include Lessing Stern, Founder & CEO; Ben Rifkin, CEO of Ten Eighty Capital; Timothy Jeavons, CEO of Ten Eighty Trading; Tim Brinton, CFTO; and Gay Stern, EVP.

Twin & Bull is a family-run private investment office established in 2019. The firm focuses on investing in promising ideas and businesses with a hands-on, value-oriented investment philosophy and a permanent capital base. They take a conservative and patient approach, prioritizing sound reasoning for long-term growth. Their investment strategy emphasizes cash-generative investments, partnerships with management teams, and diversification across various asset classes, including public equities, real estate, private equity, venture capital, and debt.Founded in 2019 by Ajit Prabhu and Ajay Prabhu, Twin & Bull Family Office was established with the dual aim of investing in profitable ventures and contributing to the community through philanthropic efforts. Ajit Prabhu, co-founder and CEO of Quest Global, envisioned the firm as a sustainable enterprise to pass to the next generation, while also making a meaningful societal impact. Ajay Prabhu, President of Technology Services at Quest Global and an avid angel investor, directs the firm's outreach initiatives and brings a passion for technological innovation to the investment office.Twin & Bull has made over 50 investments across North America, Europe, and Asia. Their portfolio includes companies such as Flent, Ultraviolette Automotive, and Eternz, spanning industries like Real Estate Services (B2C), Automotive, and Specialty Retail. The firm actively seeks new investments, with a recent early-stage venture capital investment in Flent in January 2026.The firm's leadership includes co-founders Ajit Prabhu and Ajay Prabhu, both seasoned professionals with extensive experience in engineering and technology. Ajit Prabhu holds multiple master's degrees in engineering and is a co-founder of Quest Global. Ajay Prabhu, with a PhD from the University of Massachusetts, is the President of Technology Services at Quest Global and chairs the NASSCOM Engineering R&D Council. The team also includes Ramakant Dokania, who manages the Family Office and is responsible for portfolio management and deal sourcing; Amar Shettar, focusing on legal services and compliance; Janardhan, a corporate finance professional managing the family office's interdependencies; and Anvita Prabhu, an investment analyst specializing in global public markets.